Population information

Order name Podicipediformes
Family name Podicipedidae
Scientific name Podiceps occipitalis Common name Southern Silvery Grebe
Population name occipitalis, S South America
Breeding range Central & S Chile & Argentina Non-breeding range
Red List Category Least Concern
Ramsar regions Neotropics
Notes

Conservation Framework

Conservation framework Notes
No conservation frameworks
Note:

Population size

Publication Start year End year Minimum Maximum Estimate quality Notes References Actions
WPE 1 1993 1993 25,000 1,000,000 [R665]
WPE 2 1987 1991 100,000 100,000 [R497]
WPE 3 1987 1991 100,000 100,000 [R497]
WPE 4 1987 1991 100,000 100,000 [R497]
WPE 5 1987 1991 100,000 100,000 [R497]

Population trends

Publication Start year End year Trend Trend quality Notes References Actions
WPE 1 1982 1992 STA [R665]
WPE 2 1984 1994 STA [R497]
WPE 3 1984 1994 STA [R497]
WPE 4 1984 1994 STA [R497]
WPE 5 1984 1994 STA [R497]

Population 1% level

Publication Yearset 1 percent Note
WPE 1 0 -1
WPE 2 1997 1000
WPE 3 2002 1000
WPE 4 2006 1000
WPE 5 2012 1000

References

  • R665 - Unpublished information provided by IWRB Specialist Research Groups
  • R497 - O'Donnel, C.F.J. and Fjelds?, J. 1995. Grebes: a global action plan for their conservation. IUCN.

Notes




Copyright Wetlands International 2012

Citation: Wetlands International (). "Waterbird Population Estimates" . Retrieved from wpe.wetlands.org on